Even with the recent international popularity of Stieg Larsson’s books, Hacking for social justice or a brighter tomorrow is not a mundane notion for most of us. There is a large degree of misunderstanding surrounding hacking, most of which has to do with a semantic confusion between “cracking” (maliciously meddling) and “hacking” (curiosity driven exploration and tinkering). Once you do some research, you will come to learn that hacking is more than just code and computers—it is a system of ethics and a way of relating to the world. Hackers dumpster dive and give the food away, hackers climb buildings for fun, hackers make art, hackers make crafts, hackers learn about the world around them and how to navigate it. More often than not, hackers would rather help fix your computer (and teach you ho to do it yourself) than put a virus on it.
For more info, see Abstract Hacktivism, a pretty radical pamphlet of sorts that places hacking at the center a new revolution against